Do not follow wrong meaning of the engine C1943 Code for fixing the car engine problem. You should study the real meaning of the code if you want to fix the car engine problem. Otherwise, you can follow common meaning of the code for knowing the general meaning of the code. The general meaning or the automobile dictionary meaning of the C1943 Code is C for Chassis Code Problem is controller area network wiring bus and modules. 1 for MFG – Manufacturer Specific. 9 for Fuel And Air Metering (Injector Circuit Malfunctions Only). 4 for BBV Sensor Circuit Low Voltage and 3 for Transmission Control Module Reprogrammable Memory.
An expert automobile engineer knows how to fix the car engine problem. That is why, he has do some steps. Deactivation of cylinders is realized by emancipating a synchronizer pin that generally interlocks the cam follower and rocker arms. C1943 code tenacities the synchronizer pin is unconfined using hydraulic pressure which is measured by a dedicated solenoid. It is not very difficult to solve the car engine problem if expertise, tools and necessary information are available. Once the car engine is fixed, then you should check the car engine to confirm the car engine is ok now.